Practice - Functionality of Isolated I/O
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Practice Questions
Test your understanding with targeted questions
What is polling in the context of I/O operations?
💡 Hint: Think about the CPU's repetitive checking.
What are control commands?
💡 Hint: Recall the commands you would use to start a process.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of an I/O module?
💡 Hint: Consider the role of management in data processes.
True or False: Polling is an efficient method for CPU communication with I/O devices.
💡 Hint: Reflect on how resources are used during repeated checks.
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Challenge Problems
Push your limits with advanced challenges
You have a CPU with a 16-bit address bus and need to incorporate 128 I/O devices. Calculate the memory and I/O space allocation needed if you choose isolated I/O.
💡 Hint: Calculate the total addressing capacity available and how much is needed for devices.
Discuss how the choice of polling versus interrupts might affect the design of a real-time system.
💡 Hint: Consider the timeliness of responses for critical systems.
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